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150 Watt 33V TVS Quad Array; Package: SC-74 (SC-59ML) 6 LEAD; No of Pins: 6; Container: Tape and Reel; Qty per Container: 3000,TVS Diodes - Transient Voltage Suppressors 33V 150W TVS Quad Array

Ovaga Certification

Brands: ON Semiconductor, LLC

Mfr.Part #: MMQA33VT1G

Datasheet: MMQA33VT1G Datasheet (PDF)

Package/Case: SC-74-6

Product Type: TVS Diodes - Transient Voltage Suppressors

RoHS Status:

Stock Condition: 2803 pcs, New Original

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MMQA33VT1G General Description

This quad monolithic silicon voltage suppressor is designed for applications requiring transient overvoltage protection capability. It is intended for use in voltage and ESD sensitive equipment such as computers, printers, business machines, communication systems, medical equipment, and other applications. Its quad junction common anode design protects four separate lines using only one package. These devices are ideal for situations where board space is at a premium.



  • SC-59 Package Allows Four Separate Unidirectional Configurations
  • Peak Power- Min. 24 W @ 1.0 ms (Unidirectional), per Figure 5 Waveform
  • Peak PowerMin. 150 W @ 20ms (Unidirectional), per Figure 6 Waveform
  • Maximum Clamping Voltage @ Peak Pulse Current
  • Low Leakage < 2.0 mA
  • ESD Rating of Class N (exceeding 16 kV) per the Human Body ModelMechanical Characteristics
  • CASE:Void Free, Transfer-Molded, Thermosetting Plastic Case
  • FINISH:Corrosion Resistant Finish, Easily Solderable
  • Package Designed for Optimal Automated Board Assembly
  • Small Package Size for High Density Applications
  • Available in 8 mm Tape and Reel Use the Device Number to order the 7 inch/3,000 unit reel. Replacewith "T3" in the Device Number to order the 13 inch/10,000 unit reel.
  • Pb-Free Packages are Available




Parameter Value Parameter Value
Status Active CAD Models
Compliance PbAHP Package Type SC-74
Case Outline 318F-05 MSL Type 1
MSL Temp (°C) 260 Container Type REEL
Container Qty. 3000 ON Target N
Interface General I/O Number of Lines 4
Direction Unidirectional C Max (pF) -
V(BR) Min (V) 31.4 VRWM Max (V) 25
IR Max (µA) 0.075 PPK Max (W) 150
Pricing ($/Unit) $0.0777 feature-product-weight-g
feature-packaging Tape and Reel feature-rad-hard
feature-pin-count 6 feature-supplier-package SC-74
feature-standard-package-name1 SOT feature-cecc-qualified No
feature-esd-protection Yes feature-military No
feature-aec-qualified No feature-aec-qualified-number
feature-auto-motive No feature-p-pap No
feature-eccn-code EAR99 feature-svhc No
feature-svhc-exceeds-threshold No Series MMQA
Product Status Active Type Zener
Unidirectional Channels 4 Voltage - Reverse Standoff (Typ) 25V (Max)
Voltage - Breakdown (Min) 31.4V Voltage - Clamping (Max) @ Ipp 48.6V
Current - Peak Pulse (10/1000µs) 504mA (8/20µs) Power - Peak Pulse 150W
Power Line Protection No Applications General Purpose
Operating Temperature -55°C ~ 150°C (TJ) Mounting Type Surface Mount
Package / Case SC-74, SOT-457 Supplier Device Package SC-74
Base Product Number MMQA33


Shipping Type Ship Fee Lead Time
DHL DHL $20.00-$40.00 (0.50 KG) 2-5 days
Fedex Fedex $20.00-$40.00 (0.50 KG) 2-5 days
UPS UPS $20.00-$40.00 (0.50 KG) 2-5 days
TNT TNT $20.00-$40.00 (0.50 KG) 2-5 days
EMS EMS $20.00-$40.00 (0.50 KG) 2-5 days
REGISTERED AIR MAIL REGISTERED AIR MAIL $20.00-$40.00 (0.50 KG) 2-5 days

Processing Time:Shipping fee depend on different zone and country.


Terms of payment Hand Fee
Wire Transfer Wire Transfer charge US$30.00 banking fee.
Paypal Paypal charge 4.0% service fee.
Credit Card Credit Card charge 3.5% service fee.
Western Union Western Union charge US$0.00 banking fee.
Money Gram Money Gram charge US$0.00 banking fee.


1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.

2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.


  • Product

    Step1 :Product

  • Vacuum packaging

    Step2 :Vacuum packaging

  • Anti-static bag

    Step3 :Anti-static bag

  • Individual packaging

    Step4 :Individual packaging

  • Packaging boxes

    Step5 :Packaging boxes

  • bar-code shipping tag

    Step6 :bar-code shipping tag

All the products will packing in anti-staticbag. Ship with ESD antistatic protection.

Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.

We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.

After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.

  • ESD
  • ESD

Datasheet PDF

Preliminary Specification MMQA33VT1G PDF Download

Key points

  • The MMQA33VT1G is a chip used in electronic devices for transient voltage suppression. It helps protect sensitive components from voltage spikes or transients, which can cause damage or malfunction. The chip is designed to quickly divert excessive voltage away from the protected device, ensuring its proper operation and longevity.
  • Equivalent

    The equivalent products of the MMQA33VT1G chip are the On Semiconductor MMQA39VT1G and the Diodes Incorporated MMBZ2V7ALT1G.
  • Features

    MMQA33VT1G is a surface mount Transient Voltage Suppressor (TVS) diode. It offers bidirectional ESD protection with a low clamping voltage. This device is designed for applications requiring ESD, EFT, or surge protection. It has a low leakage current and is RoHS compliant.
  • Pinout

    The MMQA33VT1G is a 3.3V bidirectional transient voltage suppressor diode. It has a pin count of 2.
  • Manufacturer

    ON Semiconductor is the manufacturer of the MMQA33VT1G. It is a multinational semiconductor company that specializes in power management and sensor solutions for various industries, including automotive, industrial, and consumer electronics.
  • Application Field

    The MMQA33VT1G is a TVS diode array designed to protect voltage-sensitive components from electrostatic discharge (ESD) and voltage transients. It can be used in various application areas such as mobile phones, tablets, laptops, and other portable devices where protection against ESD and transient voltage events is crucial.
  • Package

    The package type of the MMQA33VT1G chip is SOD-123. It is in a small size with a rectangular form, measuring approximately 2.9 mm x 1.5 mm.

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  • quantity

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    Lowest international shipping fee starts from $0.00

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    365 days quality guarantee for all products

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